164720820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:370

約数の個数: 192

約数和(自身を含む): 544755456

約数和(自身を除く): 380034636

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 53, 55, 60, 66, 68, 85, 102, 106, 110, 132, 159, 165, 170, 187, 204, 212, 220, 255, 265, 277, 318, 330, 340, 374, 510, 530, 554, 561, 583, 636, 660, 748, 795, 831, 901, 935, 1020, 1060, 1108, 1122, 1166, 1385, 1590, 1662, 1749, 1802, 1870, 2244, 2332, 2703, 2770, 2805, 2915, 3047, 3180, 3324, 3498, 3604, 3740, 4155, 4505, 4709, 5406, 5540, 5610, 5830, 6094, 6996, 8310, 8745, 9010, 9141, 9418, 9911, 10812, 11220, 11660, 12188, 13515, 14127, 14681, 15235, 16620, 17490, 18020, 18282, 18836, 19822, 23545, 27030, 28254, 29362, 29733, 30470, 34980, 36564, 39644, 44043, 45705, 47090, 49555, 51799, 54060, 56508, 58724, 59466, 60940, 70635, 73405, 88086, 91410, 94180, 99110, 103598, 118932, 141270, 146810, 148665, 155397, 161491, 176172, 182820, 198220, 207196, 220215, 249577, 258995, 282540, 293620, 297330, 310794, 322982, 440430, 484473, 499154, 517990, 594660, 621588, 645964, 748731, 776985, 807455, 880860, 968946, 998308, 1035980, 1247885, 1497462, 1553970, 1614910, 1937892, 2422365, 2495770, 2745347, 2994924, 3107940, 3229820, 3743655, 4844730, 4991540, 5490694, 7487310, 8236041, 9689460, 10981388, 13726735, 14974620, 16472082, 27453470, 32944164, 41180205, 54906940, 82360410, 164720820]

約数ペア:

[(1, 164720820), (2, 82360410), (3, 54906940), (4, 41180205), (5, 32944164), (6, 27453470), (10, 16472082), (11, 14974620), (12, 13726735), (15, 10981388), (17, 9689460), (20, 8236041), (22, 7487310), (30, 5490694), (33, 4991540), (34, 4844730), (44, 3743655), (51, 3229820), (53, 3107940), (55, 2994924), (60, 2745347), (66, 2495770), (68, 2422365), (85, 1937892), (102, 1614910), (106, 1553970), (110, 1497462), (132, 1247885), (159, 1035980), (165, 998308), (170, 968946), (187, 880860), (204, 807455), (212, 776985), (220, 748731), (255, 645964), (265, 621588), (277, 594660), (318, 517990), (330, 499154), (340, 484473), (374, 440430), (510, 322982), (530, 310794), (554, 297330), (561, 293620), (583, 282540), (636, 258995), (660, 249577), (748, 220215), (795, 207196), (831, 198220), (901, 182820), (935, 176172), (1020, 161491), (1060, 155397), (1108, 148665), (1122, 146810), (1166, 141270), (1385, 118932), (1590, 103598), (1662, 99110), (1749, 94180), (1802, 91410), (1870, 88086), (2244, 73405), (2332, 70635), (2703, 60940), (2770, 59466), (2805, 58724), (2915, 56508), (3047, 54060), (3180, 51799), (3324, 49555), (3498, 47090), (3604, 45705), (3740, 44043), (4155, 39644), (4505, 36564), (4709, 34980), (5406, 30470), (5540, 29733), (5610, 29362), (5830, 28254), (6094, 27030), (6996, 23545), (8310, 19822), (8745, 18836), (9010, 18282), (9141, 18020), (9418, 17490), (9911, 16620), (10812, 15235), (11220, 14681), (11660, 14127), (12188, 13515)]